[m-rev.] for review 1/2: Add test cases for bug300

[Julien Fischer]

Hi,

On Wed, 2 Oct 2013, Paul Bone wrote:

> Add test cases for bug300

I find it inconvenient that this diff is separate from the one that
actually fixes the bug.

> tests/valid/bug300.m:
> tests/valid/Mmakefile:
>    Add simple test case
>
> tests/valid/Mercury.options:
>    Run the new test case with --optimize-constructor-last-call
>
> tests/hard_coded/bug300.m:
> tests/hard_coded/bug300.exp:
> tests/hard_coded/Mmakefile:
>    This test case can detect the bug in C grades, where as the test case in
>    tests/valid/bug300.m only works in Java grades.

Presumably, this one also triggers the bug in Java grades?  If so, why
do we need two test cases?
>
> tests/hard_coded/Mercury.options:
>    Setup MCFLAGS so that the test case can detect the bug.

You should also mention that the bug has been fixed in the NEWS file for
13.05.2.

Cheers,
Julien.